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| перенесённая петля; петля перекидного приспособления | |||
| разворотная петля (A reverse loop sometimes called a balloon track because of its shape, allows a train to change direction without going in reverse. On the prototype, these tracks consume a lot of land as trains cannot handle sharp turns. Евгений Челядник); возвратная петля | |||
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reversing loop : 1 短语, 1 学科 |
| 建造 | 1 |